Thermo Scientific 146i, Instruction Manual

Page: 74 / 340

Operation
Photometer Setup Menu
3-32 Model 146 i Instruction Manual Thermo Fisher Scientific
Note All channels are user definable. If any customization has been made
to the analog output configuration, the default selections my not apply. ▲
The Custom Ranges Menu lists three custom ranges: C1, C2, and C3.
Custom ranges are user-defined ranges. In the standard range mode, any
value between 0.05 ppm and 5 ppm) can be specified as a range.
●
In the Main Menu, choose Photometer Setup > Range > Set Custom
Ranges .
CUSTOM RANGES:
>CUSTOM RANGE 1 2.00
CUSTOM RANGE 2 3.00
CUSTOM RANGE 3 4.00
OPER MODE DIAGS ALARM
The Custom Ranges screen is used to define the custom ranges.
The display shows the current custom range. The next line of the display is
used to set the range. To use the custom full-scale range, be sure to select it
(Custom range 1, 2, or 3) in the O
3
Ranges screen. For more information
about selecting ranges, see “ O3 Range ” above.
●
In the Main Menu, choose Photometer Setup > Range > Set Custom
Ranges >
Custom range 1, 2, or 3 .
CUSTOM RANGE 1:
CURRENTLY: 2.00
SET TO: 00002.0 1 ?
§¨ MOVE CURSOR
©ª
CHANGE VALUE
ƒ
SAVE
OPER MODE DIAGS ALARM
The Averaging Time defines a time period (60 to 300 seconds) during
which O
3
measurement is taken. The average concentration of the reading
is calculated for that time period. The front panel display and analog
Set Custom Ranges
Custom Ranges
Averaging Time